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Herbaceous Perennial

Sanguisorba 'Blackthorn'

burnet 'Blackthorn'

A herbaceous perennial to 1.2m. The leaves have oval leaflets with jagged edges and the rose pink, bottlebrush flowers are carried on thin upright stems from late summer to mid-autumn

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Pink Green
Autumn Pink Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or West–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Rosaceae
Native to the UK
No
Foliage
Deciduous
Habit
Clump forming
Genus

Sanguisorba are rhizomatous herbaceous perennials with attractive, pinnate leaves and branched stems bearing terminal spikes of small fluffy flowers with conspicuous stamens

Name status

Accepted

How to grow

Cultivation

Grow in a moderately fertile, moist but well-drained soil that does not dry out; best in full sun or partial shade

Propagation

Propagate by division in spring or autumn

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wildflower meadow
  • Prairie planting
  • Low Maintenance
  • Flower borders and beds
Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free

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